PERTURBED: Disturbed or confused; made uneasy or anxious. [Latin perturbare : per-, per- + turbare, to throw into disorder.] DISTURBED: 1. Broken up or destroyed tranquility, order, or settled state of. 2. Troubled emotionally or mentally; upset. [Latin dis-, dis- + Latin turbare, to agitate.] ANXIOUS: Apprehensive, uncertain, and fearful resulting from the anticipation of a realistic or fantasized threatening event or situation, often resulting in the impairing of physical and psychological functioning. [Latin angere, to torment; see angh-: Tight, painfully constricted, painful.] AGITATED: Extremely, emotionally disturbed; perturbed.
TRANQUIL: Being free from 1. commotion or disturbance, 2. anxiety, tension, or restlessness; composed. 3. Steady; even. [see k w eia-. To rest, be quiet.] EASY: 1. Afforded comfort or relief; soothed. 2. Free from worry, anxiety, trouble, or pain. CERTAIN: Confident; assured. [See krei- To sift, separate, decide.] QUIET: 1. Free of turmoil and agitation; calm. 2. Relaxed; restful; soothed.
photo by S.A. Bort, 24 September 2013
definitions from: The American Heritage Dictionary of the English Language, Fifth Edition